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<a name="1" href="#1">1</a>   <em class="jxr_javadoccomment">/**</em>
<a name="2" href="#2">2</a>   <em class="jxr_javadoccomment"> * </em>
<a name="3" href="#3">3</a>   <em class="jxr_javadoccomment"> * Copyright 2009 Marco Speranza &lt;marco.speranza79@gmail.com&gt;</em>
<a name="4" href="#4">4</a>   <em class="jxr_javadoccomment"> *    </em>
<a name="5" href="#5">5</a>   <em class="jxr_javadoccomment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a name="6" href="#6">6</a>   <em class="jxr_javadoccomment"> * you may not use this file except in compliance with the License.</em>
<a name="7" href="#7">7</a>   <em class="jxr_javadoccomment"> * You may obtain a copy of the License at</em>
<a name="8" href="#8">8</a>   <em class="jxr_javadoccomment"> *   </em>
<a name="9" href="#9">9</a>   <em class="jxr_javadoccomment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a name="10" href="#10">10</a>  <em class="jxr_javadoccomment"> *  </em>
<a name="11" href="#11">11</a>  <em class="jxr_javadoccomment"> * Unless required by applicable law or agreed to in writing, software</em>
<a name="12" href="#12">12</a>  <em class="jxr_javadoccomment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a name="13" href="#13">13</a>  <em class="jxr_javadoccomment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a name="14" href="#14">14</a>  <em class="jxr_javadoccomment"> * See the License for the specific language governing permissions and</em>
<a name="15" href="#15">15</a>  <em class="jxr_javadoccomment"> * limitations under the License.</em>
<a name="16" href="#16">16</a>  <em class="jxr_javadoccomment"> */</em>
<a name="17" href="#17">17</a>  
<a name="18" href="#18">18</a>  <strong class="jxr_keyword">package</strong> org.commons.database.util.jquerycreator;
<a name="19" href="#19">19</a>  
<a name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.io.PrintWriter;
<a name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.sql.Connection;
<a name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.sql.DriverManager;
<a name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.sql.SQLException;
<a name="24" href="#24">24</a>  
<a name="25" href="#25">25</a>  <em class="jxr_comment">// TODO: Auto-generated Javadoc</em>
<a name="26" href="#26">26</a>  <em class="jxr_javadoccomment">/**</em>
<a name="27" href="#27">27</a>  <em class="jxr_javadoccomment"> * Classe che implemenata un Default Datasource manager. Crea e gestisce la</em>
<a name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> * connessione al Datasource.</em>
<a name="29" href="#29">29</a>  <em class="jxr_javadoccomment"> * </em>
<a name="30" href="#30">30</a>  <em class="jxr_javadoccomment"> * @author Marco Speranza</em>
<a name="31" href="#31">31</a>  <em class="jxr_javadoccomment"> */</em>
<a name="32" href="#32">32</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/commons/database/util/jquerycreator/DefaultDatasourceManager.html">DefaultDatasourceManager</a> implements <a href="../../../../../org/commons/database/util/jquerycreator/IDatasourceManager.html">IDatasourceManager</a> {
<a name="33" href="#33">33</a>  
<a name="34" href="#34">34</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> The username. */</em>
<a name="35" href="#35">35</a>      <strong class="jxr_keyword">private</strong> String username;
<a name="36" href="#36">36</a>  
<a name="37" href="#37">37</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> The password. */</em>
<a name="38" href="#38">38</a>      <strong class="jxr_keyword">private</strong> String password;
<a name="39" href="#39">39</a>  
<a name="40" href="#40">40</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> The url. */</em>
<a name="41" href="#41">41</a>      <strong class="jxr_keyword">private</strong> String url;
<a name="42" href="#42">42</a>  
<a name="43" href="#43">43</a>      <em class="jxr_javadoccomment">/**</em>
<a name="44" href="#44">44</a>  <em class="jxr_javadoccomment">     * Crea una istanza dlela classe.</em>
<a name="45" href="#45">45</a>  <em class="jxr_javadoccomment">     * </em>
<a name="46" href="#46">46</a>  <em class="jxr_javadoccomment">     * @param username</em>
<a name="47" href="#47">47</a>  <em class="jxr_javadoccomment">     *            l'user name per la connessione al db</em>
<a name="48" href="#48">48</a>  <em class="jxr_javadoccomment">     * @param password</em>
<a name="49" href="#49">49</a>  <em class="jxr_javadoccomment">     *            la password name per la connessione al db</em>
<a name="50" href="#50">50</a>  <em class="jxr_javadoccomment">     * @param url</em>
<a name="51" href="#51">51</a>  <em class="jxr_javadoccomment">     *            l'url per la connessione al db</em>
<a name="52" href="#52">52</a>  <em class="jxr_javadoccomment">     * @param driverClassName</em>
<a name="53" href="#53">53</a>  <em class="jxr_javadoccomment">     *            il class name per del &lt;code&gt;java.sql.Driver&lt;/code&gt;</em>
<a name="54" href="#54">54</a>  <em class="jxr_javadoccomment">     * </em>
<a name="55" href="#55">55</a>  <em class="jxr_javadoccomment">     * @throws InstantiationException</em>
<a name="56" href="#56">56</a>  <em class="jxr_javadoccomment">     *             the instantiation exception</em>
<a name="57" href="#57">57</a>  <em class="jxr_javadoccomment">     * @throws IllegalAccessException</em>
<a name="58" href="#58">58</a>  <em class="jxr_javadoccomment">     *             the illegal access exception</em>
<a name="59" href="#59">59</a>  <em class="jxr_javadoccomment">     * @throws ClassNotFoundException</em>
<a name="60" href="#60">60</a>  <em class="jxr_javadoccomment">     *             the class not found exception</em>
<a name="61" href="#61">61</a>  <em class="jxr_javadoccomment">     * @throws SQLException</em>
<a name="62" href="#62">62</a>  <em class="jxr_javadoccomment">     *             the SQL exception</em>
<a name="63" href="#63">63</a>  <em class="jxr_javadoccomment">     */</em>
<a name="64" href="#64">64</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../org/commons/database/util/jquerycreator/DefaultDatasourceManager.html">DefaultDatasourceManager</a>(<strong class="jxr_keyword">final</strong> String username,
<a name="65" href="#65">65</a>  	    <strong class="jxr_keyword">final</strong> String password, <strong class="jxr_keyword">final</strong> String url,
<a name="66" href="#66">66</a>  	    <strong class="jxr_keyword">final</strong> String driverClassName) <strong class="jxr_keyword">throws</strong> InstantiationException,
<a name="67" href="#67">67</a>  	    IllegalAccessException, ClassNotFoundException, SQLException {
<a name="68" href="#68">68</a>  	<strong class="jxr_keyword">this</strong>(username, password, url, driverClassName, <strong class="jxr_keyword">null</strong>);
<a name="69" href="#69">69</a>      }
<a name="70" href="#70">70</a>  
<a name="71" href="#71">71</a>      <em class="jxr_javadoccomment">/**</em>
<a name="72" href="#72">72</a>  <em class="jxr_javadoccomment">     * Crea una istanza dlela classe.</em>
<a name="73" href="#73">73</a>  <em class="jxr_javadoccomment">     * </em>
<a name="74" href="#74">74</a>  <em class="jxr_javadoccomment">     * @param username</em>
<a name="75" href="#75">75</a>  <em class="jxr_javadoccomment">     *            l'user name per la connessione al db</em>
<a name="76" href="#76">76</a>  <em class="jxr_javadoccomment">     * @param password</em>
<a name="77" href="#77">77</a>  <em class="jxr_javadoccomment">     *            la password name per la connessione al db</em>
<a name="78" href="#78">78</a>  <em class="jxr_javadoccomment">     * @param url</em>
<a name="79" href="#79">79</a>  <em class="jxr_javadoccomment">     *            l'url per la connessione al db</em>
<a name="80" href="#80">80</a>  <em class="jxr_javadoccomment">     * @param driverClassName</em>
<a name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     *            il class name per del &lt;code&gt;java.sql.Driver&lt;/code&gt;</em>
<a name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     * @param writer</em>
<a name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     *            il print writer per i log.</em>
<a name="84" href="#84">84</a>  <em class="jxr_javadoccomment">     * </em>
<a name="85" href="#85">85</a>  <em class="jxr_javadoccomment">     * @throws InstantiationException</em>
<a name="86" href="#86">86</a>  <em class="jxr_javadoccomment">     *             the instantiation exception</em>
<a name="87" href="#87">87</a>  <em class="jxr_javadoccomment">     * @throws IllegalAccessException</em>
<a name="88" href="#88">88</a>  <em class="jxr_javadoccomment">     *             the illegal access exception</em>
<a name="89" href="#89">89</a>  <em class="jxr_javadoccomment">     * @throws ClassNotFoundException</em>
<a name="90" href="#90">90</a>  <em class="jxr_javadoccomment">     *             the class not found exception</em>
<a name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     * @throws SQLException</em>
<a name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     *             the SQL exception</em>
<a name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     */</em>
<a name="94" href="#94">94</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../org/commons/database/util/jquerycreator/DefaultDatasourceManager.html">DefaultDatasourceManager</a>(<strong class="jxr_keyword">final</strong> String username,
<a name="95" href="#95">95</a>  	    <strong class="jxr_keyword">final</strong> String password, <strong class="jxr_keyword">final</strong> String url,
<a name="96" href="#96">96</a>  	    <strong class="jxr_keyword">final</strong> String driverClassName, <strong class="jxr_keyword">final</strong> PrintWriter writer)
<a name="97" href="#97">97</a>  	    <strong class="jxr_keyword">throws</strong> InstantiationException, IllegalAccessException,
<a name="98" href="#98">98</a>  	    ClassNotFoundException, SQLException {
<a name="99" href="#99">99</a>  
<a name="100" href="#100">100</a> 	<strong class="jxr_keyword">this</strong>.username = username;
<a name="101" href="#101">101</a> 	<strong class="jxr_keyword">this</strong>.password = password;
<a name="102" href="#102">102</a> 	<strong class="jxr_keyword">this</strong>.url = url;
<a name="103" href="#103">103</a> 	<strong class="jxr_keyword">if</strong> (driverClassName != <strong class="jxr_keyword">null</strong>) {
<a name="104" href="#104">104</a> 	    Class.forName(driverClassName).newInstance();
<a name="105" href="#105">105</a> 	}
<a name="106" href="#106">106</a> 	<strong class="jxr_keyword">if</strong> (writer != <strong class="jxr_keyword">null</strong>) {
<a name="107" href="#107">107</a> 	    setLogWriter(writer);
<a name="108" href="#108">108</a> 	}
<a name="109" href="#109">109</a>     }
<a name="110" href="#110">110</a> 
<a name="111" href="#111">111</a>     <em class="jxr_javadoccomment">/**</em>
<a name="112" href="#112">112</a> <em class="jxr_javadoccomment">     * Sets the log writer.</em>
<a name="113" href="#113">113</a> <em class="jxr_javadoccomment">     * </em>
<a name="114" href="#114">114</a> <em class="jxr_javadoccomment">     * @param writer</em>
<a name="115" href="#115">115</a> <em class="jxr_javadoccomment">     *            the new log writer</em>
<a name="116" href="#116">116</a> <em class="jxr_javadoccomment">     */</em>
<a name="117" href="#117">117</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setLogWriter(<strong class="jxr_keyword">final</strong> PrintWriter writer) {
<a name="118" href="#118">118</a> 	DriverManager.setLogWriter(writer);
<a name="119" href="#119">119</a>     }
<a name="120" href="#120">120</a> 
<a name="121" href="#121">121</a>     <em class="jxr_javadoccomment">/**</em>
<a name="122" href="#122">122</a> <em class="jxr_javadoccomment">     * Gets the connection.</em>
<a name="123" href="#123">123</a> <em class="jxr_javadoccomment">     * </em>
<a name="124" href="#124">124</a> <em class="jxr_javadoccomment">     * @return the connection</em>
<a name="125" href="#125">125</a> <em class="jxr_javadoccomment">     * </em>
<a name="126" href="#126">126</a> <em class="jxr_javadoccomment">     * @throws SQLException</em>
<a name="127" href="#127">127</a> <em class="jxr_javadoccomment">     *             the SQL exception</em>
<a name="128" href="#128">128</a> <em class="jxr_javadoccomment">     */</em>
<a name="129" href="#129">129</a>     <strong class="jxr_keyword">public</strong> Connection getConnection() <strong class="jxr_keyword">throws</strong> SQLException {
<a name="130" href="#130">130</a> 	<strong class="jxr_keyword">return</strong> DriverManager.getConnection(url, username, password);
<a name="131" href="#131">131</a>     }
<a name="132" href="#132">132</a> 
<a name="133" href="#133">133</a>     <em class="jxr_javadoccomment">/**</em>
<a name="134" href="#134">134</a> <em class="jxr_javadoccomment">     * Release connection.</em>
<a name="135" href="#135">135</a> <em class="jxr_javadoccomment">     * </em>
<a name="136" href="#136">136</a> <em class="jxr_javadoccomment">     * @param connection</em>
<a name="137" href="#137">137</a> <em class="jxr_javadoccomment">     *            the connection</em>
<a name="138" href="#138">138</a> <em class="jxr_javadoccomment">     * </em>
<a name="139" href="#139">139</a> <em class="jxr_javadoccomment">     * @throws SQLException</em>
<a name="140" href="#140">140</a> <em class="jxr_javadoccomment">     *             the SQL exception</em>
<a name="141" href="#141">141</a> <em class="jxr_javadoccomment">     */</em>
<a name="142" href="#142">142</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> releaseConnection(<strong class="jxr_keyword">final</strong> Connection connection)
<a name="143" href="#143">143</a> 	    <strong class="jxr_keyword">throws</strong> SQLException {
<a name="144" href="#144">144</a> 	<strong class="jxr_keyword">if</strong> (connection != <strong class="jxr_keyword">null</strong>) {
<a name="145" href="#145">145</a> 	    connection.close();
<a name="146" href="#146">146</a> 	}
<a name="147" href="#147">147</a> 
<a name="148" href="#148">148</a>     }
<a name="149" href="#149">149</a> 
<a name="150" href="#150">150</a> }
</pre>
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